/Engine/Source/Runtime/Engine/Classes/Sound/SoundSubmix.h
static [FSoundSpectrumAnalyzerSettings](API\Runtime\Engine\Sound\FSoundSpectrumAnalyzerSettings) GetSpectrumAnalyzerSettings ( EFFTSize FFTSize, EFFTPeakInterpolationMethod InterpolationMethod, EFFTWindowType WindowType, float HopSize, EAudioSpectrumType SpectrumType )